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    • 3. 发明专利
    • 抽気蒸気タービン発電設備の保安運転方法および装置
    • 蒸汽轮机发电设备和安全运行装置的安全运行方法
    • JP2014202136A
    • 2014-10-27
    • JP2013079430
    • 2013-04-05
    • 富士電機株式会社Fuji Electric Co Ltd
    • KATO YOSHIFUMI
    • F01K7/38F01D17/08
    • F01D17/08F01D17/10F01D17/145F01D21/14F01K7/04F01K7/18F01K13/02F05D2220/31F05D2270/301
    • 【課題】抽気蒸気タービンにより蒸気および電力を供するようにした抽気蒸気タービン発電設備において、蒸気および電力を使用する生産プロセスの運転にほとんど影響を与えることなく、抽気蒸気タービンの過大なスラスト力によるスラスト軸受の損傷を防止することのできる保安運転装置を提供する。【解決手段】抽気蒸気タービンの低圧部の低圧車室の圧力を監視し、この圧力が予め定められたその都度の高圧部の高圧車室の検出圧力に対応する低圧車室の基準圧力より大きくなったとき、抽気蒸気圧制御は維持したままの状態で、一時的に、主蒸気加減弁の開度を一定量絞って前記高圧部に流入する蒸気流量を、低圧車室の圧力が前記基準圧力以下に低下するまで減らすようにする。【選択図】図1
    • 要解决的问题:提供一种安全操作装置,其能够防止由于提取蒸汽轮机的过大的推力而导致的推力轴承的损坏,而不会在采用蒸汽和电力的抽出式蒸汽轮机的生产过程中对运行产生重大影响 发电设备,其中蒸汽和电力通过提取蒸汽轮机供应。解决方案:监测在抽气蒸汽轮机的低压段的低压涡轮机室中的压力,并且当该压力变得大于参考压力 在低压涡轮机室中,对应于每隔高压段的高压涡轮机室中的检测压力,在主控蒸汽调节阀的控制状态下,主蒸汽调节阀的程度暂时计量一定量 提取蒸汽压力被保持,并且蒸汽流入高压 段减小到小于参考压力的值。
    • 5. 发明专利
    • Steam turbine plant
    • 蒸汽涡轮机厂
    • JP2011220165A
    • 2011-11-04
    • JP2010088685
    • 2010-04-07
    • Toshiba Corp株式会社東芝
    • GOTO KOICHIOKITA NOBUO
    • F01K7/22F01K27/02F03G6/00F22B1/16
    • F01K7/18F01K3/06F01K7/08F01K7/16F01K7/22F01K7/226F01K7/24F01K7/34F01K7/345F01K7/38F22B1/006Y02E10/46
    • PROBLEM TO BE SOLVED: To provide a steam turbine plant using solar heat.SOLUTION: A steam turbine plant includes a boiler 108 which changes water into steam, a high pressure turbine 101 which comprises a turbine or a plurality of turbines connected to each other in series and includes a first inlet forcing steam from the boiler to flow therein, an extraction port situated downstream from the first inlet, a second inlet situated downstream from the extraction port to force the steam extracted through the extraction port to flow therein and an exhaust port situated downstream from the second inlet and which is driven by the steam flowing through the first and second inlets therein, an extraction steam heater 302 which heats the steam extracted through the extraction port to be forced to flow into the second inlet, a reheater 109 which heats the steam exhausted from the exhaust port, and a reheat turbine 113 which is driven by the steam from the reheater.
    • 要解决的问题:提供一种使用太阳能热的蒸汽轮机设备。 蒸汽轮机设备包括将水变成蒸汽的锅炉108,高压涡轮机101,其包括涡轮机或多个彼此串联连接的涡轮机,并且包括第一入口,其将来自锅炉的蒸汽强制 在其中流动,位于第一入口下游的提取口,位于提取口下游的第二入口,以迫使通过提取口抽出的蒸汽在其中流动,以及位于第二入口下游的排气口, 蒸汽流过其中的第一和第二入口;提取蒸汽加热器302,其加热通过提取口抽出的蒸汽以被迫流入第二入口;再热器109,其加热从排气口排出的蒸汽;以及再热 涡轮机113由再热器的蒸汽驱动。 版权所有(C)2012,JPO&INPIT
    • 9. 发明专利
    • Two shafts synchronizing device for cross compound type steam turbine
    • 用于复合型蒸汽涡轮机的两个同步同步装置
    • JPS59136507A
    • 1984-08-06
    • JP985783
    • 1983-01-26
    • Hitachi Ltd
    • ABE MASAHARUKANEDA HIDEAKI
    • F01K7/24F01K7/18
    • F01K7/18
    • PURPOSE:To realize the synchronizing between two shafts in a short time easily and steadily by a method wherein a steam pipe branched from a line locating between a reheating boiler and a reheating steam check valve, also communicated to an auxiliary condenser is provided, then an auxiliary speed matching valve is provided to the steam pipe. CONSTITUTION:A steam from a high pressure turbine 2 is supplied to an intermediate pressure turbine 3 via a reheating boiler 10, then introduced into a main and auxiliary low pressure turbines 4a, 4b in the title turbine. The speed of a main and an auxiliary generators 5a, 5b is synchronized at the adequate turbine speed after the steam is passed through the steam turbine by a main matching valve 13 provided to a steam pipe 14 which is branched from a main steam line and connected to the intermediate pressure turbine 3 inlet side steam pipe. An auxiliary speed matching valve 28 is interposed to a steam pipe 26 which communicates a steam pipe 24 located between the reheating boiler 10 and a reheating steam stopping valve 17 to an auxiliary condenser 6b. The valve 28 is fully opened during the two shafts synchronized controlling period, then controlled to be completely closed at the accelerating period exceeding the turbine speed.
    • 目的:通过一种方法,在短时间内实现两轴之间的同步,其中提供了一种蒸汽管,该蒸汽管从位于再热锅炉和再加热蒸汽止回阀之间的管路分支,也连接到辅助冷凝器,然后, 辅助速度匹配阀提供给蒸汽管。 构成:来自高压汽轮机2的蒸汽经由再热锅炉10被供给至中压汽轮机3,然后被引入标称涡轮机中的主要和辅助低压涡轮机4a,4b。 主蒸汽和辅助发电机5a,5b的速度在蒸汽通过蒸汽轮机之后通过主配合阀13在适当的涡轮机转速下同步,主配合阀13设置在蒸汽管14上,主蒸汽管14从主蒸汽管线分支并连接 到中压涡轮3入口侧蒸汽管。 辅助速度匹配阀28被插入到将位于再热锅炉10和再热蒸汽停止阀17之间的蒸汽管24连通到辅助冷凝器6b的蒸汽管26上。 阀28在两轴同步控制期间完全打开,然后在超过涡轮转速的加速期间被控制为完全关闭。
    • 10. 发明专利
    • Double-pressure type superhigh temperature and high-pressure steam turbine plant
    • 双压型超高温蒸汽涡轮机
    • JPS59113213A
    • 1984-06-29
    • JP22186882
    • 1982-12-20
    • Hitachi Ltd
    • SUGITA NARIHISANAKAMURA SHIYOUZOUSEIKI NOBUHIROINUI TAIJI
    • F22B33/14F01K7/18F01K7/32
    • F01K7/18
    • PURPOSE:To improve a thermal recovery efficiency of a boiler and to improve a total thermal efficiency of a turbine plant by a method wherein a low pressure generating device is mounted in a boiler and low pressure steam generated by the steam generating device is supplied to a turbine. CONSTITUTION:A super high temperature and high pressure steam turbine plant is comprised of a boiler 1, turbines 2-5, condenser 6, water feed pump 11, feeding water heaters 8 and 13 etc. A low pressure steam generating device 21 is placed between the coal economizer 14 and air heater 17 and water feeding pipe 22 is mounted with being branched from a main water feeding system subsequent to the deaerator 9. There is mounted a low pressure steam piping 23 for guiding steam generated by the low pressure steam generating device 21 to a steam turbine 4. The low pressure steam generating system is added to an ultra-high temperature and high pressure steam turbine plant, thereby a thermal recovery rate of the boiler 1 is improved and an output of the turbine is increased. In this way, a total thermal efficiency of a steam turbine plant is improved.
    • 目的:提高锅炉的热回收效率,并通过一种将低压发生装置安装在锅炉中并通过蒸汽发生装置产生的低压蒸汽的方法提供给涡轮机组的总热效率提供给 涡轮。 构成:超高温高压蒸汽轮机设备由锅炉1,涡轮2-5,冷凝器6,给水泵11,给水加热器8和13等组成。低压蒸汽发生装置21位于 煤经济器14和空气加热器17以及供水管22安装在脱气器9之后从主给水系统分支。安装有低压蒸汽管道23,用于引导由低压蒸汽发生装置产生的蒸汽 将低压蒸汽发生系统添加到超高温和高压蒸气轮机设备中,由此提高了锅炉1的热回收率并增加了涡轮机的输出。 以这种方式,提高了蒸汽轮机设备的总热效率。